/Engine/Plugins/Animation/IKRig/Source/IKRigEditor/Public/RigEditor/SIKRigSolverStack.h
class FIKRigSolverStackDragDropOp : public [FDecoratedDragDropOp](API\Editor\UnrealEd\DragAndDrop\FDecoratedDragDropOp)
TWeakPtr<FSolv...
Element